<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="../bootstrap-5.1.3-dist/css/bootstrap.css">
    <script src="../bootstrap-5.1.3-dist/js/bootstrap.js"></script>
</head>
<style>
    .box {
        width: 100%;
        /*设置宽度*/
        height: 70px;
        /*设置高度*/
    }
</style>

<body class="container">
    <h3 align="center">项目对齐布局</h3>
    <div class="d-flex align-items-start bg-warning text-white mb-3 box">
        <div class="p-2 bg-primary">家用电器</div>
        <div class="p-2 bg-success">办公电脑</div>
        <div class="p-2 bg-danger">男装女装</div>
    </div>
    <div class="d-flex align-items-end bg-warning text-white mb-3 box">
        <div class="p-2 bg-primary">家用电器</div>
        <div class="p-2 bg-success">办公电脑</div>
        <div class="p-2 bg-danger">男装女装</div>
    </div>
    <div class="d-flex align-items-center bg-warning text-white mb-3 box">
        <div class="p-2 bg-primary">家用电器</div>
        <div class="p-2 bg-success">办公电脑</div>
        <div class="p-2 bg-danger">男装女装</div>
    </div>
    <div class="d-flex align-items-baseline bg-warning text-white mb-3 box">
        <div class="p-2 bg-primary">家用电器</div>
        <div class="p-2 bg-success">办公电脑</div>
        <div class="p-2 bg-danger">男装女装</div>
    </div>
    <div class="d-flex align-items-stretch bg-warning text-white mb-3 box">
        <div class="p-2 bg-primary">家用电器</div>
        <div class="p-2 bg-success">办公电脑</div>
        <div class="p-2 bg-danger">男装女装</div>
    </div>
</body>

</html>